May weather forecast
Clarksburg, MD

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Weather in May

The last month of the spring, May, is a moderately hot month in Clarksburg, Maryland, with an average temperature varying between 73.6°F (23.1°C) and 54.9°F (12.7°C).

Temperature

May's onset witnesses a shift in the average high-temperature, moving from an enjoyable 63.5°F (17.5°C) in April to a warm 73.6°F (23.1°C). An average temperature of 54.9°F (12.7°C) marks the nights in May.

Humidity

In Clarksburg, the average relative humidity in May is 77%.

Rainfall

In May, the rain falls for 17.5 days. Throughout May, 3.15" (80mm) of precipitation is accumulated. Throughout the year, in Clarksburg, there are 159.4 rainfall days, and 30.71" (780mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows in Clarksburg. During 0.1 snowfall days, in May, Clarksburg aggregates 0.16" (4mm) of snow. Throughout the year, there are 19.1 snowfall days, and 10.04" (255mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of May, sunrise is at 6:09 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:29 pm EDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Clarksburg. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What is the usual temperature for Clarksburg in May?

Clarksburg in May has an average high-temperature of 73.6°F (23.1°C) and an average low-temperature of 54.9°F (12.7°C).

What is the average humidity in May in Clarksburg?

The average relative humidity in May in Clarksburg is 77%.

How many days does it rain in May in Clarksburg?

In Clarksburg, in May, it is raining for 17.5 days, with typically 3.15" (80mm) of accumulated precipitation.

What is the last month it snows in Clarksburg?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Clarksburg aggregates 0.16" (4mm) of snow.

What is the average length of the day in May in Clarksburg?

In Clarksburg, Maryland, the average day length in May is 14h and 20min.

When are sunrise and sunset in May in Clarksburg?

In May, on the first day of the month, sunrise is at 6:09 am and sunset at 8:02 pm. On the last day of the month, in Clarksburg, sunrise is at 5:44 am and sunset at 8:29 pm EDT.

How many hours of sunshine does Clarksburg have in May?

In Clarksburg, the average sunshine duration in May is 8.8h.

When is the highest UV index in Clarksburg?

The months with the highest UV index in Clarksburg are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Clarksburg?

In Clarksburg, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Clarksburg, MD

Average temperature in May - Clarksburg, MD
  • Average high temperature in May: 73.6°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in May: 54.9°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in May
Clarksburg, MD

Average pressure in May - Clarksburg, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Clarksburg, MD

Average wind speed in May - Clarksburg, MD
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in May
Clarksburg, MD

Average humidity in May - Clarksburg, MD
  • Average humidity in May: 77%

The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in May
Clarksburg, MD

Average rainfall in May - Clarksburg, MD
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is August (3.78").
The driest months (with the least rainfall) are January and February (1.97").

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Average rainfall days in May
Clarksburg, MD

Average rainfall days in May - Clarksburg, MD
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and November (9.5 days).

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Average snowfall in May
Clarksburg, MD

Average snowfall in May - Clarksburg, MD
  • Average snowfall in May: 0.16"

The month with the highest snowfall is March (2.83").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Clarksburg, MD

Average snowfall days in May - Clarksburg, MD
  • Average snowfall days in May: 0.1 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Clarksburg, MD

Average daylight in May / Average sunshine in May - Clarksburg, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in May
Clarksburg, MD

Average sunshine days in May - Clarksburg, MD
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in May
Clarksburg, MD

Average UV index in May - Clarksburg, MD
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Clarksburg, MD

Average cloud cover in May - Clarksburg, MD
  • Average cloud cover in May: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in May
Clarksburg, MD

Average visibility in May - Clarksburg, MD
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Clarksburg, Maryland, USA

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